Patents Represented by Attorney G. J. Cannon

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  • Synchronous helical scan-helical record magnetic imaging
    Patent number: 4121261
    Abstract: An electronically controlled magnetic recorder for rapidly optically scanning an original document and for producing a latent magnetic image thereof. The recorder comprises directly coupled helical optical scanning and helical magnetic writing.
    Type: Grant
    Filed: April 28, 1977
    Date of Patent: October 17, 1978
    Assignee: Xerox Corporation
    Inventor: Daniel F. Blossey